Remove the AugmentedUse struct.

I don't think the AugmentedUse struct buys us much, either in
correctness or in ease of use. Ditch it, and simplify Use::getUser() and
User::allocHungoffUses().

llvm-svn: 133433
3 files changed
tree: 8dace2531a26ab703e6f1f82ef853d5766c06de0
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. libcxxabi/
  6. lldb/
  7. llvm/
  8. polly/